57-60 - E) The relative shapelessness of animal cells...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Which of the following contains its own DNA and ribosomes? Question options:  A) lysosome B) vacuole C) mitochon drion D) Golgi  apparatu s E) peroxiso me Questio n 58 Which of the following makes it necessary for animal cells, although they have no cell walls, to have intercellular junctions? Question options:  A) Cell membranes do not distinguish the types of ions and molecules passing through them. B) Large molecules, especially proteins, do not readily get through one, much less two adjacent cell  membranes. C) Cell-to-cell communication requires physical attachment of one cell to another. D) Maintenance of connective tissue shape requires cells to adhere to one another.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: E) The relative shapelessness of animal cells requires a mechanism for keeping the cells aligned. Question 59 Microfilaments are well known for their role in which of the following? Question options: A) ameboid movement B) formation of cleavage furrows C) contracting of muscle cells D) A and B only E) A, B, and C Question 60 A cell has the following molecules and structures: enzymes, DNA, ribosomes, plasma membrane, and mitochondria. It could be a cell from Question options: A) a bacterium. B) an animal, but not a plant. C) a plant, but not an animal. D) a plant or an animal. E) any kind of organism....
View Full Document

Page1 / 2

57-60 - E) The relative shapelessness of animal cells...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online